The cleaner is a non-flammable mixture of n-propyl bromide, isopropyl alcohol and stabilizers, and serves as a drop-in replacement for trichloroethylene, HCFC-141b, HCFC-225, hydrofluorocarbons, hydrofluoroethers, perchloroethylene and methylene chloride. It also has been approved by the EPA’s Significant New Alternatives Policy (SNAP) as an alternative to ozone depleting substances.

According to Petroferm, Lenium ES leaves low surface residue and is safe for use with ferrous and non-ferrous alloys such as aluminum, copper and copper alloys, magnesium, nickel, steel, stainless steel, titanium, and zinc. It is also compatible with many polymeric substrates and elastomers.